患者男，59岁，农民，已婚，4年前因急性腹膜炎，诊为“肠穿孔”，在当地基层医院行“肠穿孔修补术”，术中未取病检，病因不明出院。本次入院前5d，感下腹剧痛，无明显畏寒、发热、腹泻，在当地医院行抗炎、补液治疗后腹痛缓解，但仍感畏寒、腹胀、恶心、呕吐，肛门停止排便排 Patient male, 59 years old, farmer, married, 4 years ago due to acute peritonitis, diagnosed as “intestinal perforation” in the local primary hospital “intestinal perforation repair” was not taken during the operation, the etiology of unknown discharge. Five days before the admission, she had severe abdominal pain, no obvious chills, fever and diarrhea. Her anti-inflammatory and rehydration therapy at the local hospital relieved abdominal pain. However, she still felt chills, bloating, nausea and vomiting,